125 lines
3.3 KiB
JavaScript
125 lines
3.3 KiB
JavaScript
/**
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* @license
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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(function() {
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'use strict';
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Polymer({
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is: 'gr-selection-action-box',
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/**
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* Fired when the comment creation action was taken (hotkey, click).
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*
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* @event create-range-comment
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*/
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properties: {
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keyEventTarget: {
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type: Object,
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value() { return document.body; },
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},
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range: {
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type: Object,
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value: {
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start_line: NaN,
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start_character: NaN,
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end_line: NaN,
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end_character: NaN,
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},
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},
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positionBelow: Boolean,
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side: {
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type: String,
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value: '',
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},
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},
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behaviors: [
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Gerrit.FireBehavior,
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Gerrit.KeyboardShortcutBehavior,
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],
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listeners: {
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mousedown: '_handleMouseDown', // See https://crbug.com/gerrit/4767
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},
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keyBindings: {
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c: '_handleCKey',
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},
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placeAbove(el) {
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Polymer.dom.flush();
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const rect = this._getTargetBoundingRect(el);
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const boxRect = this.$.tooltip.getBoundingClientRect();
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const parentRect = this._getParentBoundingClientRect();
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this.style.top =
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rect.top - parentRect.top - boxRect.height - 6 + 'px';
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this.style.left =
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rect.left - parentRect.left + (rect.width - boxRect.width) / 2 + 'px';
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},
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placeBelow(el) {
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Polymer.dom.flush();
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const rect = this._getTargetBoundingRect(el);
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const boxRect = this.$.tooltip.getBoundingClientRect();
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const parentRect = this._getParentBoundingClientRect();
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this.style.top =
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rect.top - parentRect.top + boxRect.height - 6 + 'px';
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this.style.left =
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rect.left - parentRect.left + (rect.width - boxRect.width) / 2 + 'px';
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},
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_getParentBoundingClientRect() {
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// With native shadow DOM, the parent is the shadow root, not the gr-diff
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// element
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const parent = this.parentElement || this.parentNode.host;
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return parent.getBoundingClientRect();
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},
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_getTargetBoundingRect(el) {
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let rect;
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if (el instanceof Text) {
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const range = document.createRange();
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range.selectNode(el);
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rect = range.getBoundingClientRect();
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range.detach();
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} else {
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rect = el.getBoundingClientRect();
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}
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return rect;
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},
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_handleCKey(e) {
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if (this.shouldSuppressKeyboardShortcut(e) ||
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this.modifierPressed(e)) { return; }
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e.preventDefault();
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this._fireCreateComment();
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},
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_handleMouseDown(e) {
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if (e.button !== 0) { return; } // 0 = main button
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e.preventDefault();
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e.stopPropagation();
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this._fireCreateComment();
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},
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_fireCreateComment() {
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this.fire('create-range-comment', {side: this.side, range: this.range});
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},
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});
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})();
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